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SIRIS is a Service Disabled Veteran Owned Small Business. Our veteran leadership shapes how we approach projects, teams, and client relationships. We value preparation, accountability, clarity of responsibility, and ownership of outcomes. These principles are reflected in how we lead teams, communicate with stakeholders, and steward our clients’ capital investments. Our goal is not simply to manage projects, but to serve our clients with professionalism, discipline, and respect for their mission. Our Mission To multiply the impact of our clients by bringing the vision of their capital projects and programs to life. This mission guides how we measure success. We focus not only on cost and schedule, but on how effectively a project supports the client’s broader purpose. Our Vision Like our namesake, Cyrus the Great, we are passionate about building project teams capable of delivering the most complex, once in a lifetime projects. This vision informs how we recruit, train, and support our people and how we lead teams through complexity and change. Since its founding, SIRIS has grown into a trusted construction management partner for clients navigating high visibility, mission critical projects across the United States.

SIRIS LLC Questions

The SIRIS LLC annual revenue was $5.8 million in 2026.

Ann Sweet-Abshire is the COO of SIRIS LLC.

42 people are employed at SIRIS LLC.

SIRIS LLC is based in Mount Pleasant, South Carolina.

The NAICS codes for SIRIS LLC are [54, 541].

The SIC codes for SIRIS LLC are [871, 87].

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